Hi-alumina ball , Â ceramic ball . ceramic alumina ball
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ceramic alumina ball
The products is of high hardness , big density , low consumption , good normalization , good resistance , etc. , and is the most ideal high-efficient grinding medium for ultra-fine grinding equipment .
Types :70series 85series 90series 92series 95 series
size: dia.1mm-70mm etc.
Test method of the wear rate :
the test is carried out in 7L standard ball mill for 24hours at 8.0rpm with 4kg balls and 4kg water . the dry weights of balls before and after test are M and M1 respectively , The self wear rate is:M-M1/24M *1000 g/hkg